Those ARE cleaned up. Here they are as found in their verdigrised glory:
Why don’t they clean them up?
I bet a brillo pad would make them all shiny and nice.
They were cleaned up, but it was done by a British dentist.
Those ARE cleaned up. Here they are as found in their verdigrised glory:
“Why don’t they clean them up?” [Hot Tabasco, post 3]
Because researchers haven’t finished studying them yet.
The amount of corrosion and its chemical composition can provide more clues to how the makers, users, companions (and adversaries) lived: what they ate, how they made the weapons, how they used them, who they used them on, what they died of.
Data collection methods have advanced; so has analysis. There is now more to it that digging bones and potsherds out of the dirt, slowly and carefully.